Re: 2.4 vm, program load, page faulting, ...

Rik van Riel
2003-03-17T15:50:55Z

On Mon, 17 Mar 2003, William Lee Irwin III wrote:
> On Sat, 15 Mar 2003, Paul Albrecht wrote:
> >> ... Why does the kernel page fault on text pages, present in the page
> >> cache, when a program starts? Couldn't the pte's for text present in the
> >> page cache be resolved when they're mapped to memory?
>
> SVR4 did and saw an improvement wrt. page fault rate, according to
> Vahalia.

An improvement in the _page fault rate_, well DUH.

> I'd like to see whether this is useful for Linux.

The question is, does it result in an improvement in the
run speed of processes...

cheers,

Rik